Marnoch joined Les Mills UK in 2013, tasked with improving its training programme, and has grown the training team from 35 to today’s workforce of 100. The trainers are elite coaches who educate instructors across the UK, ensuring they develop in line with national standards.

“If you look at the most successful clubs in the world, they have large studios, some as big as sports halls, and these are rammed at six o’clock in the morning and again throughout the evening,” she said.

“That’s because they invest in and retain great instructors and end up with a waiting list of people wanting to get into their clubs and classes.”